.van-uploader__preview-image{
    width: 208px !important;
    height: 306px !important;
}
.video-controls{
    position: absolute;
    top: 50%;
    left: 50%;
    width: 300px;
    height: 225px;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
  }